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Earnings per Share - Schedule of Denominators of Basic and Diluted EPS Computations (Detail) - shares
shares in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Weighted-average shares outstanding:      
Basic 11,029 10,950 9,924
Stock options and restricted share units 203 211 74
Diluted 11,232 11,161 9,998